Millersylvania FAQ
Quick answers about Millersylvania State Park, a 900-acre Washington state park on Deep Lake about 20 minutes south of Olympia. The short version: parking needs a Discover Pass ($10 a day), the park opens at 6:30 a.m. in summer and 8 a.m. in winter until dusk, leashed dogs are welcome off the swim beaches, and camping is reserved through Washington State Parks.
Still Have a Question?
Each answer below links to the page with the full details. For anything that changes week to week, such as burn bans, closures and concession hours, check the agency's park page or call the park office at (360) 753-1519.
Frequently Asked Questions
Is Millersylvania State Park free?
There is no entrance fee, but a Discover Pass is needed to park for the day: $10 for one day or $45 for a year. Campers in the park, people on foot or bike, and free-day visitors don't need one.
Where is Millersylvania State Park?
At 12245 Tilley Road S, Olympia, WA 98512, on Deep Lake, about 20 minutes from downtown Olympia. The park map shows access from I-5 Exit 95 and Maytown Road SW.
What are the hours at Millersylvania State Park?
6:30 a.m. to dusk from April 1 to September 30, and 8 a.m. to dusk from October 1 to March 31. Campers may enter until 10 p.m.
Can you swim at Millersylvania?
Yes. There are two swimming beaches on Deep Lake. Dogs, glass bottles and metal cans aren't allowed on the swim beaches.
Are dogs allowed at Millersylvania State Park?
Yes, on a leash no longer than eight feet. Dogs can't go on designated swim beaches, in the Lakeside Cottage or at the retreat center.
How do I reserve a campsite at Millersylvania?
Online at washington.goingtocamp.com or by phone at (888) CAMPOUT, (888) 226-7688. The park takes reservations all year.
How many campsites are at Millersylvania?
The park brochure lists 93 standard sites and 45 hookup sites for RVs up to 60 feet, plus a group camp, the Lakeside Cottage and a retreat center.
Can you camp at Millersylvania in winter?
Yes. Sites 1 to 7 and 226 to 248 are open all year. Water is off in most of the park from about November 1 to March 31.
Can you rent kayaks at Millersylvania?
Yes, Memorial Day to Labor Day, from Lakefront Boats and Bites at the beach near the launch: kayaks and paddleboards from $25 an hour, canoes, pedal boats and tubes.
Can you bring your own boat to Deep Lake?
Yes, if you can carry it. The launch is hand-carry only, and the lake has a 5 mph no-wake rule.
What fish are in Deep Lake?
WDFW stocks rainbow trout, and the lake has largemouth bass, bluegill, yellow perch and pumpkinseed sunfish. It's open to fishing year-round.
How long are the trails at Millersylvania?
About 8.6 miles of hiking trails and 7.6 miles of bike trails, through old-growth fir and cedar.
Is there food at Millersylvania?
In summer: Lakeside Taphouse for drinks, Lakefront Boats and Bites for snacks, Travelin' Toms espresso and Kona Ice. Bring your own the rest of the year.
Can you have a campfire at Millersylvania?
Yes, in designated fire pits, unless a burn ban is in effect. Gathering firewood in the park is prohibited.
Who built Millersylvania State Park?
The Miller family gave the land to the state in 1924, and Civilian Conservation Corps crews built its log and stone buildings in the 1930s.
How big is Millersylvania State Park?
About 900 acres, with about 3,300 feet of shoreline on the 63-acre Deep Lake.
Is Millersylvania the official park website?
No. This is an independent guide. The official source is Washington State Parks at parks.wa.gov.